CA918793A - Automatic telecommunications exchange systems - Google Patents

Automatic telecommunications exchange systems

Info

Publication number
CA918793A
CA918793A CA054027A CA54027A CA918793A CA 918793 A CA918793 A CA 918793A CA 054027 A CA054027 A CA 054027A CA 54027 A CA54027 A CA 54027A CA 918793 A CA918793 A CA 918793A
Authority
CA
Canada
Prior art keywords
exchange systems
telecommunications exchange
automatic telecommunications
automatic
systems
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA054027A
Other versions
CA54027S (en
Inventor
Schraml Erika
Bachner Alfred
Ertel Martin
Schneider Karl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of CA918793A publication Critical patent/CA918793A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
    • H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Telephonic Communication Services (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
CA054027A 1968-06-11 1969-06-11 Automatic telecommunications exchange systems Expired CA918793A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP1762405.4-3A DE1302058B (en) 1968-06-11 1968-06-11 Telecommunication switching system with central control

Publications (1)

Publication Number Publication Date
CA918793A true CA918793A (en) 1973-01-09

Family

ID=5697006

Family Applications (1)

Application Number Title Priority Date Filing Date
CA054027A Expired CA918793A (en) 1968-06-11 1969-06-11 Automatic telecommunications exchange systems

Country Status (12)

Country Link
US (1) US3636243A (en)
AT (1) AT299324B (en)
BE (1) BE734415A (en)
CA (1) CA918793A (en)
CH (1) CH492362A (en)
DE (1) DE1302058B (en)
DK (1) DK134420B (en)
FR (1) FR2010688A1 (en)
GB (1) GB1250429A (en)
LU (1) LU58819A1 (en)
NL (1) NL6908368A (en)
SE (1) SE341015B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4288658A (en) * 1979-11-06 1981-09-08 Frederick Electronics Corporation Apparatus for generating telex signaling sequences in a distributed processing telex exchange
US4291196A (en) * 1979-11-06 1981-09-22 Frederick Electronics Corp. Circuit for handling conversation data in a distributed processing telex exchange
US4292465A (en) * 1979-11-06 1981-09-29 Frederick Electronics Corporation Distributed processing telex exchange
US4425616A (en) 1979-11-06 1984-01-10 Frederick Electronic Corporation High-speed time share processor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE498266A (en) * 1949-09-23
BE548988A (en) * 1955-06-27
GB1053347A (en) * 1962-10-16
US3251929A (en) * 1962-12-03 1966-05-17 Teletype Corp Automatic line switching system
US3406258A (en) * 1965-04-16 1968-10-15 Int Standard Electric Corp Control circuit for switching networks having output availability check means

Also Published As

Publication number Publication date
AT299324B (en) 1972-06-12
LU58819A1 (en) 1969-10-28
BE734415A (en) 1969-12-11
GB1250429A (en) 1971-10-20
DK134420C (en) 1977-03-28
SE341015B (en) 1971-12-13
NL6908368A (en) 1969-12-15
US3636243A (en) 1972-01-18
DK134420B (en) 1976-11-01
CH492362A (en) 1970-06-15
DE1302058B (en) 1969-11-13
FR2010688A1 (en) 1970-02-20

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